40% is the change from 685 to 959
Calculation steps:
[( 959 - 685 ) ÷ 685] x 100 = 40%
Formula
Percentage change = [(959 - 685) / 685] x 100
Subtract the new number by the original number
959 - 685 = 274
274 ÷ 685 = 0.4
0.4 x 100 = 40%
Example